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proxy.js
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proxy.js
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var http = require('http');
var httpProxy = require('http-proxy');
var proxy = httpProxy.createProxyServer({});
var ports = {
proxy: parseInt(process.env.npm_package_config_ports_proxy),
jekyll: parseInt(process.env.npm_package_config_ports_jekyll),
karma: parseInt(process.env.npm_package_config_ports_karma),
webpack: parseInt(process.env.npm_package_config_ports_webpack)
};
var server = http.createServer(function(req, res) {
if (/\/\d+\.\d+\.\d+/.test(req.url) || req.url.startsWith('/karma/base/dist')) {
var target = 'http://localhost:' + ports.webpack + '/' + req.url.split('/').pop();
proxy.web(req, res, {
ignorePath: true,
target: target
});
} else if (req.url.startsWith('/karma') || req.url === '/assets/favicon.png') {
proxy.web(req, res, { ignorePath: false, target: { port: ports.karma } });
} else {
proxy.web(req, res, { ignorePath: false, target: { port: ports.jekyll } });
}
});
server.on('upgrade', function (req, socket, head) {
proxy.ws(req, socket, head);
});
proxy.on('error', function(e) {
console.error(e);
});
console.log('Proxy listening on ' + ports.proxy);
server.listen(ports.proxy);